Height   cm Weight   kg

Height 168 weight 40

What is the ideal weight for 168 cm tall male or female? Is it normal to weigh 40 kg for this height? Body Mass Index (BMI) will answer these questions. If BMI value is within the range 18.5 – 24.99 (for any height), then the weight is withing normal limits.
For the height 1.68 meters (168 cm) and for the weight 40 kilograms:
Result:Significant lack of weight.
BMI:14.17
Normal weight limits:52 - 70 kg.
What to do?Gain 12 kg.
How to calculate BMI and weight ranges on your own?
  • BMI formula: weight / height2
    - where the height value is in meters (not in centimeters), for example 1.65 (not 165).
    - Multiplication first, then division!
  • For example, if the height is 164 cm and the weight is 83 kg, then BMI = 83 / 1.64 * 1.64 = 30.86. BMI above normal values.



Check yourself. The Height and weight combinations below are normal or not?